MUMBAI: India's forex reserves dropped by $3.165 billion to $603.87 billion for the week ended July 28, the RBI said on Friday.This is the second consecutive weekly drop in the reserves after the $1.987 billion decline to $607.035 billion in the previous reporting week.In October 2021, the country's forex kitty reached an all-time high of $645 billion. The reserves took a hit as the central bank deployed the kitty to defend the rupee amid pressures caused majorly by global developments since last year.For the week ended July 28,...